Four barrel carburetor



FIG. 1 is a three-dimensional view of a four barrel carburetor showing my new design, looking upwardly toward a bottom portion thereof; and,

FIG. 2 is a plan view of said bottom portion.

The broken line showing of portions of a four barrel carburetor is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

The ornamental design for a four barrel carburetor, substantially as shown and described. 